[求助]GWD7-Q15

0577sundy

The city has proposed a number of water treatment and conservation projects the cost of which raises water bills high enough so that even environmentalists are beginning to raise alarms.

 

A.      the cost of which raises water bills high enough so that

B.       at a cost raising water bills so high that

C.      at a cost which raises water bills high enough so

D.      whose cost will raise water bills so high that

E.       whose cost will raise water bills high enough so that

正确选D  我不明白为什么B不可以

请NN们指教

dirrrk

动词优于现在分词：raise > raising

动词优于抽象名词：cost in D > cost in B

jhtcherry

以下是引用dirrrk在2008-11-1 23:41:00的发言：
动词优于现在分词：raise > raising

动词优于抽象名词：cost in D > cost in B

那为什么不是分词（B）优于从句（D）呢？

AlienX

propose at a cost<- doesn't make any sense.

天蝎座1107

貌似at a cost of doing是个习惯用语

B不如D 但是非要说如何如何错 偶也不知道

AlienX

propose這個action不會cost raising bills

伊布拉莫维琨

wen00wen

UP

vickeysa

up

xmlvivian

d 的WHOSE 就没有指代不清的问题吗？